Consolidated Statements of Comprehensive Income (Parentheticals) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Tax, Unrealized holding gain (loss) on available for sale securities arising during the period	$ (6,996)	$ 543	$ 3,677
Tax, Reclassification adjustment for prior period unrealized gain recognized during current period	23	330	84
Tax, Change in unfunded portion of postretirement benefit obligations	$ 1,589	$ (92)	$ (500)